2566105 has 8 divisors (see below), whose sum is σ = 3096000. Its totient is φ = 2041776.

The previous prime is 2566097. The next prime is 2566127. The reversal of 2566105 is 5016652.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2566105 - 2³ = 2566097 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2566105.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 295 + ... + 2284.

It is an arithmetic number, because the mean of its divisors is an integer number (387000).

2^2566105 is an apocalyptic number.

It is an amenable number.

2566105 is a deficient number, since it is larger than the sum of its proper divisors (529895).

2566105 is a wasteful number, since it uses less digits than its factorization.

2566105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2783.

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 2566105 is about 1601.9066764328. The cubic root of 2566105 is about 136.9067331885.

The spelling of 2566105 in words is "two million, five hundred sixty-six thousand, one hundred five".